Speculum



FIG. 1 is a perspective view looking toward one end and one side of a speculum, showing my new design.

FIG. 2 is an elevational view thereof looking from the right side in FIG. 1.

FIG. 3 is an elevational view thereof looking from the left side in FIG. 1.

FIG. 4 is a perspective view looking toward the end and side thereof opposite those shown in FIG. 1. 

The ornamental design for a speculum, as shown and described. 